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Sharp VL-PD1U

Sharp VL-PD1U
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VL-PDl U
SHARP SERVICE MANUAL
S38N4VL-PDI U/
LIQUID CRYSTAL DIGITAL CAMCORDER NTSC
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MODEL VL-PDI u
In the interests of user-safety (Required by safety regula-
tions in some countries) the set should be restored to its
original condition and only parts identical to those specified
be used.
Page
IMPORTANT SERVICE NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..*..............................
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SPECIFICATIONS
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PART NAMES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..~..........
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DISASSEMBLY OF THE SET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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MECHANISM ADJUSTMENT JIGS AND PARTS
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INSPECTION AND MAINTENANCE
ITEMS AND INTERVALS
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MECHANICAL ADJUSTMENTS AND CHECKS
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TAPE RUNNING ADJUSTMENT
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MECHANICAL SECTION ASSEMBLY AND PARTS REPLACEMENT
(DISASSEMBLY AND REASSENBLY)
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1 O.ADJUSTlNG THE ELECTRICAL CIRCUITS
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11 .USEFUL TIPS
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12.SIGNAL FLOW DIAGRAM
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13.BLOCK DIAGRAM
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14.SCHEMATlC DIAGRAM
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15SEMICONDUCTOR LEAD IDENTIFICATION
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16.PRINTED WIRING BOARD ASSEMBLIES
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17.REPLACEMENT PARTS LIST
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18.PACKING OF THE SET
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SHARP CORPORA’lON
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
Question and Answer IconNeed help?

Do you have a question about the Sharp VL-PD1U and is the answer not in the manual?

Sharp VL-PD1U Specifications

General IconGeneral
Optical Zoom10x
LCD Screen Size2.5 inches
MediaMini DV tape
Image Sensor1/6 inch CCD
Effective Pixels680, 000
Battery LifeApprox. 90 minutes

Summary

Important Service Notes

Before Returning the Video Camera Recorder

Safety checks to perform before returning the video camera to the user.

General Safety Warnings and Symbols

Battery Handling and Disposal Precautions

Specifications Overview

AC AdapterBattery Charger Specifications

Details specifications for the AC adapter and battery charger unit.

Battery Pack Specifications

Details specifications for the battery pack.

Part Identification - Front and Bottom Views

Part Identification - Left and Right Views

Disassembly of the Set

Mechanism Adjustment Jigs and Parts

Mechanism Check Adjustment Jigs

Details specific jigs for checking and adjusting the camcorder mechanism.

Parts for Periodic Inspection and Maintenance

Lists parts needed for routine inspection and maintenance of the mechanism.

Inspection and Maintenance Items and Intervals

List of Inspection and Maintenance Items

Table outlining maintenance tasks, intervals, and indicators for mechanical components.

Precautions for Inspection and Maintenance

Important precautions to ensure correct and safe maintenance procedures.

Mechanical Adjustments and Checks

Precautions for Mechanical Adjustments

General precautions to observe before performing mechanical adjustments and checks.

Playback and Rewinding Winding Torque Checks

Procedures to check winding torque in playback, recording, and rewinding modes.

Reel Base Height and Back Tension Checks

Procedures for checking reel base height and back tension torque.

Tension Roller Position Adjustment

Procedure to check and adjust the tension roller position during record/playback.

Reel Base Torque and Loading Back Tension Checks

Procedures to check S reel base no-load torque and loading back tension.

Rewinding Back Tension and Pinch Force Checks

Procedures to check rewinding back tension and pinch pressing force.

Tape Running Adjustment

Adjustment Locations and Height Adjustment

Identifies adjustment points and covers running height adjustment for guides and rollers.

Preparation for Tape Running Adjustment

Outlines necessary preparations and tools for tape running adjustment.

Running Rough Adjustment Procedures

Details rough adjustments for guide roller height, waveform, and tape wrinkles.

Final Running Adjustment Procedures

Final adjustments for guide roller height and playback SWP.

Mechanical Section Assembly and Parts Replacement

Precautions for Mechanical Work

Important precautions for disassembling and reassembling the mechanical section.

Understanding Mechanical Modes

Explains EJECT and STANDBY modes of the mechanism operation.

Cassette Controller Assembly Procedures

Details the removal and installation of the cassette controller assembly.

Operating Without Cassette Controller

Procedure for operating the unit without the cassette controller assembly attached.

Phase Matching Procedures

Procedure for matching phases of various cams and switches for proper operation.

Main Chassis Reassembly

General instructions for reassembling the main chassis.

Slide Chassis Reassembly

Detailed instructions for reassembling the slide chassis side.

Main and Slide Chassis Assembly Method

Method for assembling the main chassis and slide chassis together.

Grease and Oil Application Guide

Details the application of grease and oil to various parts during assembly.

Cassette Removal Procedure

Procedure for removing the cassette from the mechanism.

Adjusting Electrical Circuits

Pre-Adjustment Guidance and Chip ID Setting

Guidance before adjustments and setting digital interface ID.

Service Jigs and Test Points

Configuration, specs of service jigs, and test points diagrams.

Servo System and Shutdown Voltage Adjustments

Adjustments for servo system controller, shutdown voltage, and HSWP.

Electromagnetic Conversion and Phase Adjustments

Adjustments for electromagnetic conversion circuits and phase/equalizer.

Video IO, AGC, and Frame Lock Adjustments

Adjustments for Video I/O, AGC, and Frame Lock circuits.

LCD Circuit Adjustments

Adjustments for LCD circuits including VCO, DAC, COM-Bias, White Balance, Lamp.

View Far Circuit Adjustments

Adjustments for View Far circuit including VF VCO, Bright, Contrast, Gamma.

Touch Panel, Microphone, and DV Interface Adjustments

Adjustments for touch panel, microphone amplifier, and DV interface ID.

Camera Section Adjustments

Camera Section Service Overview

Overview of camera service, tools, and preparations.

Camera Jigs and Tools

Lists specific jigs and tools required for camera adjustments.

Adjusting the Camera Unit

Provides preparations and steps for adjusting the camera unit.

Camera Unit Adjustment Modes

Explains camera unit adjustment modes like auto-focus and signal system.

Camera Unit Adjustment Procedures Overview

Lists the sequence of camera unit adjustment procedures and replacement methods.

Auto-Focus and Iris Adjustment Procedures

Detailed procedures for auto-focus and basic iris adjustments.

Black Balance, AE, White Balance, and Color Gain Adjustments

Procedures for black balance, AE, white balance, and color gain adjustments.

Auto White Balance Adjustment

Procedure for auto white balance adjustment using a color temperature filter.

Useful Tips

Troubleshooting Common Issues

Lists common problems and relevant circuits for diagnosis.

Signal Flow Diagrams

EE Mode Video Signal Flow

Signal flow diagram for the EE mode in video processing.

REC Mode Video Signal Flow

Signal flow diagram for the REC mode in video processing.

PB Mode Video Signal Flow

Signal flow diagram for the Playback (PB) mode in video processing.

REC Mode Audio Signal Flow

Signal flow diagram for the REC mode in audio processing.

PB Mode Audio Signal Flow

Signal flow diagram for the Playback (PB) mode in audio processing.

Block Diagrams - System Overview

System Block Diagram

Overall system block diagram showing interconnected modules and ICs.

Camera Section Block Diagram

Block diagram detailing the camera section components and connections.

PPW Section Block Diagram

Block diagram illustrating the PPW section components and data flow.

CODEC Section Block Diagram

Block diagram showing the CODEC section and its connections.

AudioDigital Output Section Block Diagram

Block diagram of the audio and digital output sections.

Camera Circuit Block Diagram

Block diagram detailing the camera circuit architecture.

Printed Wiring Board Assemblies - Main PWB

Main PWB Layouts (ComponentWiring Sides A & B)

Layout diagrams for the main PWB, showing component and wiring sides A and B.

Printed Wiring Board Assemblies - Camera Head PWB

Camera Head PWB Layouts (ComponentWiring Sides A & B)

Layout diagrams for the camera head PWB, showing component and wiring sides A and B.

Printed Wiring Board Assemblies - Camera Power PWB

Camera Power PWB Layouts (ComponentWiring Sides A & B)

Layout diagrams for the camera power PWB, showing component and wiring sides A and B.

Printed Wiring Board Assemblies - DV PWB

DV PWB Layouts (ComponentWiring Sides A & B)

Layout diagrams for the DV PWB, showing component and wiring sides A and B.

Printed Wiring Board Assemblies - Gyro PWB

Gyro PWB Layouts (ComponentWiring Sides A & B)

Layout diagrams for the Gyro PWB, showing component and wiring sides A and B.

Replacement Parts List - Electrical and PWB

Electrical Parts List

List of electrical replacement parts with part numbers and descriptions.

Printed Wiring Board Assemblies (Not for Replacement)

List of printed wiring board assemblies, not intended for replacement.

Replacement Parts List - Components

Integrated Circuits and Transistors

Lists integrated circuits and transistors with part numbers and descriptions.

Diodes, LEDs, and Packaged Circuits

Lists diodes, LEDs, and packaged circuits with part numbers.

Coils, Transformers, and Capacitors

Lists coils, transformers, and capacitors with part numbers and specifications.

Resistors

List of resistors with part numbers, descriptions, and codes.

Replacement Parts List - Miscellaneous and Cabinet

Miscellaneous Parts and Connectors

Lists miscellaneous parts, connectors, and cabinet parts.

Cabinet Parts List

Detailed list of cabinet parts with part numbers and descriptions.

Replacement Parts List - Mechanism

Mechanism Chassis Exploded View

Exploded view of the mechanism chassis with numbered parts for identification.

Mechanism Parts List

List of individual mechanism parts with part numbers and descriptions.

Replacement Parts List - Cassette Control

Cassette Control Parts and Exploded View

List of cassette control parts and an exploded view of the assembly.

Replacement Parts List - Cabinet Exploded View

Cabinet Exploded View

Exploded view of the camcorder cabinet and its components.

Replacement Parts List - Camera Unit

Camera Unit Parts List

List of parts for the camera unit with part numbers.

Camera Unit Exploded View

Exploded view of the camera unit assembly.

VL-PD1 U Service Jig Specifications

Mechanism Adjustment Jigs

Lists and specifies jigs used for checking and adjusting the mechanism.

Camera Adjustment Jigs and Specifications

Lists jigs for camera adjustments and their specifications.

Packing of the Set

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